The ALLEN BRADLEY 592-A2DT is a solid state overload relay with NEMA Class 20 rating, featuring manual reset functionality and phase loss protection. It operates within a current range of 1.0-2.9AMP and a setting range of 3.2-16. This open type relay conforms to NEMA 00 standards. Note: Manufacturer discontinued this model on 02/01/2007. While the original factory warranty no longer applies, it comes with Radwell's 2-year warranty.